// All image rollovers assume the over image is the source image with -over
// appended in the name.
function initRolloverImage(obj) {
  var over_image = obj.src.substr(0, obj.src.length-4); // get rid of .gif
  over_image += '-over.gif';
  var over_obj = new Image();
  over_obj.src = over_image;
  return over_obj;
}

function initRolloffImage(obj) {
  var off_obj = new Image();
  off_obj.src = obj.src;
  return off_obj;
}

function mailingListOver() {
	document.email.style.visibility ="visible";
}

function mailingListOut() {
	document.email.style.background ="#DDDDDD";
}